[dpdk-dev] [PATCH v2 7/7] vhost: do sanity check for desc->next

[Yuanhan Liu]

On Mon, Mar 07, 2016 at 03:10:43AM +0000, Xie, Huawei wrote:
> On 2/18/2016 9:48 PM, Yuanhan Liu wrote:
> > +                   if (unlikely(desc->next >= vq->size))
> > +                           goto fail;
> 
> desc chains could be forged into a loop then vhost runs the dead loop
> until it exhaust all mbuf memory.

Good point. Any elegant solution to avoid that?

        --yliu